Gaya APA

Hahner, Jeffrey C., Sokoloff, Martin A., Salisch, Sandra L.. (1993). Speaking clearly : improving voice and ciction (4th ed). New York: McGraw Hill.

Gaya Chicago

Hahner, Jeffrey C., Sokoloff, Martin A., Salisch, Sandra L.. Speaking clearly : improving voice and ciction. 4th ed New York: McGraw Hill, 1993. Text.

Gaya MLA

Hahner, Jeffrey C., Sokoloff, Martin A., Salisch, Sandra L.. Speaking clearly : improving voice and ciction. 4th ed New York: McGraw Hill, 1993. Text.

Gaya Turabian

Hahner, Jeffrey C., Sokoloff, Martin A., Salisch, Sandra L.. Speaking clearly : improving voice and ciction. 4th ed New York: McGraw Hill, 1993. Print.